67880475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1061

約数の個数: 72

約数和(自身を含む): 136762080

約数和(自身を除く): 68881605

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 897, 975, 1009, 1035, 1495, 1725, 2691, 2925, 3027, 4485, 5045, 5175, 7475, 9081, 13117, 13455, 15135, 22425, 23207, 25225, 39351, 45405, 65585, 67275, 69621, 75675, 116035, 118053, 196755, 208863, 227025, 301691, 327925, 348105, 580175, 590265, 905073, 983775, 1044315, 1508455, 1740525, 2715219, 2951325, 4525365, 5221575, 7542275, 13576095, 22626825, 67880475]

約数ペア:

[(1, 67880475), (3, 22626825), (5, 13576095), (9, 7542275), (13, 5221575), (15, 4525365), (23, 2951325), (25, 2715219), (39, 1740525), (45, 1508455), (65, 1044315), (69, 983775), (75, 905073), (115, 590265), (117, 580175), (195, 348105), (207, 327925), (225, 301691), (299, 227025), (325, 208863), (345, 196755), (575, 118053), (585, 116035), (897, 75675), (975, 69621), (1009, 67275), (1035, 65585), (1495, 45405), (1725, 39351), (2691, 25225), (2925, 23207), (3027, 22425), (4485, 15135), (5045, 13455), (5175, 13117), (7475, 9081)]